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SP 4 3-Way Dual 15" Speaker Cabinet
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Crystal clear, full-range sound.
Made in the USA.
Features
- Quasi-3-way, full-range, biampable sound reinforcement system
- RX 22 compression driver with ferrofluid cooling
- 2 - 15" BWX Black Widow 4" VC woofers
- Patented Quadratic Throat Waveguide technology
- Sound Guard III tweeter protection
- Patented Radialinear Planar Phase Correction System
- Full-range inputs include a Neutrik Speakon 4-pin jack and 2 - 1/4" phone jacks
- Biamp capability via internal wiring jumper
- Aspen hardwood plywood enclosure
- Durable Hammertex finish
- Made in the USA
Improve your sound, and performance with these great speakers. Order yours today.
SP 4 3-Way Dual 15" Speaker Cabinet Specifications:
- Full range:
- 1,000W continuous
- 2,000W program
- 4,000W peak
- Low frequency section:
- 1,000W continuous
- 2,000W program
- 4,000W peak
- High frequency section:
- 60W continuous
- 120W program
- 240W peak
- Full range:
- 100.0 dB SPL (2.83 V input)
- Low frequency section:
- 101 dB SPL (2.83 V input)
- Mid/high frequency section:
- 107 dB SPL (2.83 V input)
- Full range:
- 130 dB SPL continuous
- 136 dB SPL peak
- Low frequency section:
- 131 dB SPL continuous
- 137 dB SPL peak
- Passive mid/high frequency
- section:
- 129 dB SPL continuous
- 135 dB SPL peak
- Radiation angle measured at
- -6 dB point of polar response:
- 90 degree horizontal by 40 degree vertical
- The vertical main polar lobe is
- angled down 10 degree with respect to
- straight ahead being +10, -30
- Low frequency section:
- 2x15" woofer, vented
- 1508-8 HE SF
- High frequency section:
- 1x .875" exit /51mm voice coil
- RX 22 compression driver
- on an asymmetrical Quadratic Throat CD horn
- Box tuning frequency:
- Low Frequency Section: 58 Hz
- Crossover frequency
- (internal passive):
- Low frequency ” High frequency
- 1800 Hz
- Recommended Active Crossover
- Frequency Region and Slope:
- Low Frequency ” High Frequency:
- 1800 Hz at 12 dB/octave
- Time Offset:
- Low Frequency: 0.0 ms
- Mid/High Frequency: 0.48 ms
- Impedance (Z):
- Full Range:
- Nominal: 4.0 Ohms
- Minimum: 3.4 Ohms
- Low Frequency:
- Nominal: 4.0 Ohms
- Minimum: 3.2 Ohms
- Passive HF:
- Nominal: 8.0 Ohms
- Minimum: 5.4 Ohms
- Input connections:
- Full Range: two 1/4" phone jacks,
- one Neutrik four-pin Speakon jack
- & bi-amp capability provided via an
- internal wiring jumper
- Enclosure materials and finish:
- Aspen hardwood plywood enclosure
- Durable Hammertex covering
- Mounting provisions:
- This unit is not designed for overhead suspension
- Built-in SA-1 stand-mount adapter
- and four large rubber feet on bottom
- for floor use
- Dimensions (H x W x D):
- Front:
- 50.63" x 20.55" x 23.00"
- 1286 mm x 522 mm x 584 mm
- Rear:
- 50.63" x 12.63" x 23.00"
- 1286 mm x 321 mm x 584 mm
- Net Weight:
- 127 lb. (516.6kg)
- Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
- Orders placed before 3 p.m. ET usually ship the same business day.
Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.
Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.